The standard normal curve
shown here is a probability
density curve for a
continuous random variable.
This means that the area
underneath the entire curve
is 1. What is the area of the
shaded region between the
two z-scores indicated in the
diagram?

John bought 5 lemons and used 2 of them for a salad how much did he use for.a salad . he used % of the lemons.

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

What is x3+3x2−16x−48 divided by x−1?